Defines a pixel cell of a surface mesh. More...
#include <MeshViz/3Ddata/PbPixelCell.h>
Public Member Functions | |
PbPixelCell (const PbMesh *owner_mesh) | |
PbPixelCell (const PbPixelCell &cell) | |
~PbPixelCell () | |
PbPixelCell & | operator= (const PbPixelCell &cell) |
float | getLongestEdgeLength () const |
SbBox3f | getBoundingBox () const |
void | getBounds (float &xmin, float &ymin, float &zmin, float &xmax, float &ymax, float &zmax) const |
SbVec3f | getCenter () const |
float | getVolume () const |
float | getArea () const |
virtual void | getNodesIndexOfEdge (int edge, PbArrayOfInt &nodes_index) const |
virtual void | getNodesIndexOfFacet (int facet, PbArrayOfInt &nodes_index) const |
virtual void | getNodesLocalIndexOfEdge (int edge, PbArrayOfInt &nodes_index) const |
virtual void | getNodesLocalIndexOfFacet (int facet, PbArrayOfInt &nodes_index) const |
virtual int | locatePoint (const SbVec3f &coord, float tolerance, SbVec3f &pcoord) const |
virtual void | getWeight (const SbVec3f &pcoord, float *weight) const |
float | getValue (const SbVec3f &pcoord, const float *s) const |
SbVec3f | getValue (const SbVec3f &pcoord, const SbVec3f *v) const |
A pixel cell is a rectangle of which edges are parallel to X, Y axes.
Nodes and edges are numbered as following :
3-----------2 edge 0 = 01 j | | edge 1 = 12 | | edge 2 = 23 | | | edge 3 = 30 | | | | | | x------> i 0-----------1
PbPixelCell::PbPixelCell | ( | const PbMesh * | owner_mesh | ) |
Constructor of a default simple cell.
PbPixelCell::PbPixelCell | ( | const PbPixelCell & | cell | ) |
Copy constructor.
PbPixelCell::~PbPixelCell | ( | ) |
Destructor.
float PbPixelCell::getArea | ( | ) | const [inline, virtual] |
Gets the area of a cell.
Implements PbCell.
SbBox3f PbPixelCell::getBoundingBox | ( | ) | const [virtual] |
Gets the cell's bounding box.
Reimplemented from PbCell.
void PbPixelCell::getBounds | ( | float & | xmin, | |
float & | ymin, | |||
float & | zmin, | |||
float & | xmax, | |||
float & | ymax, | |||
float & | zmax | |||
) | const [virtual] |
Gets the cell's bounds.
Similar to getBoundingBox() but it does not use any SbBox object.
Reimplemented from PbCell.
SbVec3f PbPixelCell::getCenter | ( | ) | const [virtual] |
Gets the cell's geometric center.
Reimplemented from PbCell.
float PbPixelCell::getLongestEdgeLength | ( | ) | const [virtual] |
Gets the length of the longest edge of the cell.
Implements PbCell.
virtual void PbPixelCell::getNodesIndexOfEdge | ( | int | edge, | |
PbArrayOfInt & | nodes_index | |||
) | const [virtual] |
Gets the array of 2 index mesh's nodes that belongs to a given edge of this cell.
(edge must be >=0 and < 4)
Implements PbCell.
virtual void PbPixelCell::getNodesIndexOfFacet | ( | int | facet, | |
PbArrayOfInt & | nodes_index | |||
) | const [virtual] |
Gets the array of index mesh's nodes that belongs to a given facet of this cell.
(facet must be == 0).
Implements PbCell.
virtual void PbPixelCell::getNodesLocalIndexOfEdge | ( | int | edge, | |
PbArrayOfInt & | nodes_index | |||
) | const [virtual] |
Gets the array of 2 nodes index that belongs to a given edge of this cell.
edge must be >=0 and < 4. Each index is >=0 and < 4
Implements PbCell.
virtual void PbPixelCell::getNodesLocalIndexOfFacet | ( | int | facet, | |
PbArrayOfInt & | nodes_index | |||
) | const [virtual] |
Gets the array of node index that belongs to a given facet of this cell.
facet must be == 0. Each index is >=0 and < 4.
Implements PbCell.
Get the vector value of a point in the cell.
pcoord | [in] Parametric [0..1] coordinate of the point inside the cell. | |
v | [in] The vector dataset to interpolate |
Reimplemented from PbCell.
float PbPixelCell::getValue | ( | const SbVec3f & | pcoord, | |
const float * | s | |||
) | const [virtual] |
Get the scalar value of a point in the cell.
pcoord | [in] Parametric [0..1] coordinate of the point inside the cell. | |
s | [in] The scalar dataset to interpolate |
Reimplemented from PbCell.
float PbPixelCell::getVolume | ( | ) | const [inline, virtual] |
Returns always 0.
Implements PbCell.
virtual void PbPixelCell::getWeight | ( | const SbVec3f & | pcoord, | |
float * | weight | |||
) | const [virtual] |
Gets the 4 weights of a point defined by its parametric coordinates.
Implements PbCell.
virtual int PbPixelCell::locatePoint | ( | const SbVec3f & | coord, | |
float | tolerance, | |||
SbVec3f & | pcoord | |||
) | const [virtual] |
Returns 1 if the point is inside the cell, 0 otherwise.
Gets also the parametric coordinate of the point and its weights
Implements PbCell.
PbPixelCell& PbPixelCell::operator= | ( | const PbPixelCell & | cell | ) |
Assignment operator.
Reimplemented from PbCell.